Information processing apparatus

• US 7,725,136 B2
• Filed: 09/06/2006
• Issued: 05/25/2010
• Est. Priority Date: 07/21/2006
• Status: Expired due to Fees

• Current Assignee: Fujitsu Mobile Communications Limited (Fujitsu Limited)
• Original Assignee: Kabushiki Kaisha Toshiba (Toshiba Corporation)
• Inventors: Tamura, Toshiya
• Primary Examiner(s): Nguyen; Duc
• Assistant Examiner(s): DAGLAWI, AMAR A
• Application Number:
  US11/470,430
• Publication Number:
  US 20080032752A1
• Time in Patent Office: 1,357 Days
• Field of Search: 455/569.1, 455/575.2, 455/550.1, 455/575.1, 455/73, 455/90.3, 455/414.4, 455/420, 455/221, 455/567
• US Class Current: 455/569.1
• CPC Class Codes: H04M 1/6066 including a wireless connection
• CPC Class Codes: H04M 2250/02 including a Bluetooth interface

Abstract

In a cellular phone applicable as an information processing apparatus of the invention, an audio data transfer control unit controls streaming transfer of encoded audio data to a headset through wireless communication, and a hands-free control unit controls hands-free communication with the headset through wireless communication. Furthermore, a transmitting/receiving unit transmits/receives data to/from the headset in the streaming transfer of the encoded audio to the headset through the wireless communication or in control over hands-free communication with the headset through wireless communication, and a retransmission control unit controls the retransmission of the data to be transmitted to the headset through the transmitting/receiving processing unit.

Claims

1. An information processing apparatus, comprising:

a transfer control unit configured to control streaming transfer of encoded audio data to a terminal through wireless communication;

a hands-free control unit configured to control hands-free communication with the terminal through wireless communication, by performing a call control in incoming and outgoing calls between the information processing apparatus and the terminal through wireless communication;

a transmitting/receiving unit configured to transmit/receive data to/from the terminal; and

a retransmission control unit configured to control retransmission of data to be transmitted to the terminal by the transmitting/receiving unit so as to prevent delay of data transmission in the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and to control the retransmission of the data so as to prevent loss of the data to be transmitted in control over the hands-free communication with the terminal through the wireless communication by the hands-free control unit;

the retransmission control unit controls the retransmission of data so as to prevent delay of data transmission till the information processing apparatus receives an incoming call signal transmitted from another information processing apparatus and controls the retransmission of data so as to prevent loss of the data to be transmitted after the information processing apparatus receives the incoming call signal transmitted from the another information processing apparatus, if the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication by the hands-free control unit are operated in connection.

2. The information processing apparatus according to claim 1, wherein the retransmission control unit stops the streaming transfer of the audio data by the transfer control unit and then controls the retransmission of the data so as to prevent loss of the data to be transmitted in control over the hands-free communication with the terminal through the wireless communication by the hands-free control unit during the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit.

3. The information processing apparatus according to claim 1, further comprising:

an error occurrence frequency managing unit configured to calculate frequency of occurrence of errors in transmitting data to the terminal by the transmitting/receiving unit and managing the calculated frequency of occurrence of errors; and

a determining unit configured to determine whether or not the frequency of occurrence of errors managed by the error occurrence frequency managing unit is higher than a predetermined reference value,

wherein, in a case that the determining unit determines that the frequency of occurrence of errors managed by the error occurrence frequency managing unit is higher than the predetermined reference value, the retransmission control unit controls the retransmission of the data so as to prevent loss of data to be transmitted in control over hands-free communication with the terminal through the wireless communication by the hands-free control unit, and in a case that the determining unit determines that the frequency of occurrence of errors managed by the error occurrence frequency managing unit is lower than the predetermined reference value, the retransmission control unit controls the retransmission of data so as to prevent delay of data transmission in control over hands-free communication with the terminal through the wireless communication by the hands-free control unit.

4. The information processing apparatus according to claim 1, wherein the retransmission control unit stops the streaming transfer of the audio data by the transfer control unit and controls the retransmission of data so as to prevent loss of the data to be transmitted if the information processing apparatus receives the incoming call signal transmitted from the another information processing apparatus, in case where the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication by the hands-free control unit are operated in connection.

5. The information processing apparatus according to claim 1, wherein the wireless communication is communication by Bluetooth standard.

6. An information processing apparatus, comprising:

a transfer control unit configured to control streaming transfer of encoded audio data to a terminal through wireless communication;

a hands-free control unit configured to control hands-free communication with the terminal through wireless communication, by performing a call control in incoming and outgoing calls between the information processing apparatus and the terminal through wireless communication;

a transmitting/receiving unit configured to transmit/receive data to/from the terminal;

an error occurrence frequency managing unit configured to calculate frequency of occurrence of errors in transmitting data to the terminal by the transmitting/receiving unit and managing the calculated frequency of occurrence of errors;

a determining unit configured to determine whether or not the frequency of occurrence of errors managed by the error occurrence frequency managing unit is higher than a predetermined reference value; and

a retransmission control unit configured to control retransmission of data to be transmitted to the terminal by the transmitting/receiving unit so as to prevent delay of data transmission in the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and to control the retransmission of the data so as to prevent delay of data transmission or so as to prevent loss of the data to be transmitted, in accordance with a determination result by the determining unit, in control over the hands-free communication with the terminal through the wireless communication by the hands-free control unit,

wherein, in case where the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication by the hands-free control unit are operated in connection, the retransmission control unit controls the retransmission of data so as to prevent delay of data transmission till the information processing apparatus receives an incoming call signal transmitted from another information processing apparatus and controls the retransmission of the data so as to prevent loss of data to be transmitted if the determining unit determines that the frequency of occurrence of errors managed by the error occurrence frequency managing unit is higher than the predetermined reference value, and controls the retransmission of data so as to prevent delay of data transmission if the determining unit determines that the frequency of occurrence of errors managed by the error occurrence frequency managing unit is lower than the predetermined reference value after the information processing apparatus receives the incoming call signal transmitted from the another information processing apparatus.

7. The information processing apparatus according to claim 6, wherein the retransmission control unit stops the streaming transfer of the audio data by the transfer control unit and controls the retransmission of data so as to prevent delay of data transmission or so as to prevent loss of the data to be transmitted, in accordance with the determination result by the determination unit, if the information processing apparatus receives the incoming call signal transmitted from the another information processing apparatus, in case where the streaming transfer of the encoded audio data to the terminal through the wireless communication by the transfer control unit and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication by the hands-free control unit are operated in connection.

8. The information processing apparatus according to claim 6, wherein the wireless communication is communication by Bluetooth standard.

9. An information processing method comprising:

a transfer control step of controlling streaming transfer of encoded audio data to a terminal through wireless communication;

controlling hands-free communication with the terminal through wireless communication, by performing a call control in incoming and outgoing calls between an information processing apparatus and the terminal through wireless communication;

transmitting/receiving data to/from the terminal; and

controlling retransmission of data to be transmitted to the terminal in accordance with processing in the transmitting/receiving step so as to prevent delay of data transmission in the streaming transfer of the encoded audio data to the terminal through the wireless communication in accordance with processing in the transfer control step and controlling the retransmission of the data so as to prevent loss of the data to be transmitted in control over the hands-free communication with the terminal through the wireless communication in accordance with processing in the hands-free control step;

the retransmission of data is controlled in accordance with processing in the retransmission control step so as to prevent delay of data transmission till an incoming call signal transmitted from another information processing apparatus is received and the retransmission of data is controlled in accordance with processing in the retransmission control step so as to prevent loss of the data to be transmitted after the incoming call signal transmitted from the another information processing apparatus is received, if the streaming transfer of the encoded audio data to the terminal through the wireless communication in accordance with processing in the transfer control step and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication in accordance with processing in the hands-free control step are operated in connection.

10. The information processing method according to claim 9, wherein the streaming transfer of the audio data in accordance with processing in the transfer control step is stopped in accordance with processing in the retransmission control step and the retransmission of the data is controlled in accordance with processing in the retransmission control step so as to prevent loss of the data to be transmitted in control over the hands-free communication with the terminal through the wireless communication in accordance with processing in the hands-free control step during the streaming transfer of the encoded audio data to the terminal through the wireless communication in accordance with processing in the transfer control step.

11. The information processing method according to claim 9, further comprising the steps of:

calculating frequency of occurrence of errors in transmitting data to the terminal in accordance with processing in the transmitting/receiving step and managing the calculated frequency of occurrence of errors; and

determining whether or not the calculated frequency of occurrence of errors managed in accordance with processing in the error occurrence frequency managing step is higher than a predetermined reference value,

wherein, in a case that it is determined in accordance with the determining step that the calculated frequency of occurrence of errors is higher than the predetermined reference value, the retransmission of the data is controlled in accordance with processing in the retransmission control step so as to prevent loss of data to be transmitted in control over hands-free communication with the terminal through the wireless communication in accordance with processing in the hands-free control step, and in a case that it is determined in accordance with the determining step that the calculated frequency of occurrence of errors is lower than the predetermined reference value, the retransmission of data is controlled in accordance with processing in the retransmission control step so as to prevent delay of data transmission in control over hands-free communication with the terminal through the wireless communication in accordance with processing in the hands-free control step.

12. The information processing method according to claim 9, wherein the streaming transfer of the audio data in accordance with processing in the transfer control step is stopped in accordance with processing in the retransmission control step and the retransmission of data is controlled in accordance with processing in the retransmission control step so as to prevent loss of the data to be transmitted if the incoming call signal transmitted from the another information processing apparatus is received, in case where the streaming transfer of the encoded audio data to the terminal through the wireless communication in accordance with processing in the transfer control step and the call control in the incoming and outgoing calls between the information processing apparatus and the terminal through the wireless communication in accordance with processing in the hands-free control step are operated in connection.

13. The information processing method according to claim 9, wherein the wireless communication is communication by Bluetooth standard.